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2025-11-13 - 23:45
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Thu Nov 13, 2025 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27582212563,7sleep30-21swapper/307:07:513
27625211574,8sleep10-21swapper/107:08:261
27735210896,7sleep20-21swapper/207:09:512
27507210899,6sleep00-21swapper/007:06:520
238122790,5sleep22790999cyclictest09:33:162
103532730,0sleep10-21swapper/107:20:131
111592670,0sleep00-21swapper/009:10:150
10742670,0sleep30-21swapper/312:24:023
256542620,0sleep30-21swapper/308:25:203
16222620,0sleep00-21swapper/011:17:560
318122610,0sleep30-21swapper/309:20:193
161942570,0sleep10-21swapper/107:25:111
280992560,0sleep00-21swapper/008:30:140
213922440,0sleep321399-21irqcore09:15:183
27909993421,12cyclictest0-21swapper/211:10:182
2790399322,23cyclictest0-21swapper/011:05:270
2790399300,18cyclictest0-21swapper/011:41:190
2790399300,13cyclictest0-21swapper/011:58:460
2790999292,24cyclictest0-21swapper/211:42:522
2790999290,4cyclictest0-21swapper/211:29:482
2790399290,16cyclictest29505-21kworker/0:111:39:450
2790999281,26cyclictest0-21swapper/212:28:212
2790999280,27cyclictest0-21swapper/210:15:352
2790999280,22cyclictest0-21swapper/212:18:382
2790999280,22cyclictest0-21swapper/211:35:062
2790799282,25cyclictest0-21swapper/112:15:481
2790799281,26cyclictest0-21swapper/107:38:301
2790799280,27cyclictest0-21swapper/107:42:571
2790399283,22cyclictest0-21swapper/010:56:140
2790399280,2cyclictest0-21swapper/010:44:390
2790399280,25cyclictest0-21swapper/010:10:500
2790399280,22cyclictest0-21swapper/012:13:480
2790399280,20cyclictest0-21swapper/012:02:160
2790399280,16cyclictest0-21swapper/011:28:510
2790999272,20cyclictest0-21swapper/211:34:492
27909992717,7cyclictest10272-21snmpd10:35:352
2790999271,20cyclictest0-21swapper/211:22:272
2790999271,11cyclictest0-21swapper/207:20:232
2790999270,3cyclictest0-21swapper/209:25:092
2790999270,26cyclictest0-21swapper/212:12:452
2790999270,26cyclictest0-21swapper/210:26:422
2790999270,24cyclictest0-21swapper/209:22:482
2790999270,21cyclictest0-21swapper/210:34:552
2790999270,1cyclictest0-21swapper/209:58:132
2790999270,19cyclictest0-21swapper/212:01:002
2790999270,15cyclictest0-21swapper/210:05:412
2790799270,26cyclictest0-21swapper/111:42:031
2790799270,26cyclictest0-21swapper/110:25:351
2790799270,26cyclictest0-21swapper/109:00:191
2790799270,26cyclictest0-21swapper/108:16:251
2790799270,26cyclictest0-21swapper/107:50:061
2790799270,26cyclictest0-21swapper/107:34:511
2790799270,25cyclictest0-21swapper/111:26:091
2790399272,15cyclictest0-21swapper/012:29:280
2790399270,25cyclictest0-21swapper/010:36:420
2790399270,24cyclictest0-21swapper/011:24:100
2790999263,19cyclictest0-21swapper/210:49:122
27909992618,7cyclictest10272-21snmpd08:01:552
27909992618,7cyclictest10272-21snmpd07:11:572
27909992617,1cyclictest10272-21snmpd08:47:522
2790999261,24cyclictest0-21swapper/208:25:192
2790999260,25cyclictest0-21swapper/212:05:162
2790999260,25cyclictest0-21swapper/209:52:042
2790999260,25cyclictest0-21swapper/207:36:392
2790999260,21cyclictest0-21swapper/209:48:052
2790999260,20cyclictest0-21swapper/212:39:522
2790999260,20cyclictest0-21swapper/210:00:072
2790799260,25cyclictest0-21swapper/112:35:571
2790799260,25cyclictest0-21swapper/111:34:271
2790799260,25cyclictest0-21swapper/110:52:391
2790799260,25cyclictest0-21swapper/109:56:401
2790799260,25cyclictest0-21swapper/108:54:161
2790799260,25cyclictest0-21swapper/108:37:101
2790399262,14cyclictest0-21swapper/011:32:490
27903992614,11cyclictest0-21swapper/012:22:370
27903992613,11cyclictest0-21swapper/009:18:250
27903992611,14cyclictest0-21swapper/010:26:040
2790399260,4cyclictest0-21swapper/010:54:390
2790399260,17cyclictest0-21swapper/011:03:170
2790399260,16cyclictest0-21swapper/011:54:020
2790399260,11cyclictest0-21swapper/010:09:280
27909992518,6cyclictest10272-21snmpd12:20:062
27909992518,6cyclictest10272-21snmpd08:55:462
27909992518,6cyclictest10272-21snmpd08:22:132
27909992516,1cyclictest10272-21snmpd07:59:342
2790999250,24cyclictest0-21swapper/210:24:442
27907992517,7cyclictest0-21swapper/110:09:111
27907992516,8cyclictest0-21swapper/110:14:141
2790799251,23cyclictest0-21swapper/112:01:501
2790799250,24cyclictest0-21swapper/110:55:501
2790399253,19cyclictest0-21swapper/012:35:140
2790399253,19cyclictest0-21swapper/009:37:400
27903992518,6cyclictest10272-21snmpd07:29:060
27903992517,7cyclictest10272-21snmpd12:15:130
27903992517,7cyclictest10272-21snmpd08:08:580
2790399250,4cyclictest0-21swapper/009:56:030
2790399250,24cyclictest0-21swapper/010:34:460
2790399250,24cyclictest0-21swapper/009:33:280
2790399250,14cyclictest0-21swapper/012:09:140
2790999244,12cyclictest0-21swapper/209:10:482
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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